Filtrating spike



FIG. 1 is a left-front isometric view of a filtrating spike, showing our new design;

FIG. 2 is a front elevational view of the filtrating spike;

FIG. 3 is a back elevational view of the filtrating spike;

FIG. 4 is a right side elevational view of the filtrating spike;

FIG. 5 is a left side elevational view of the filtrating spike;

FIG. 6 is a top view of the filtrating spike; and,

FIG. 7 is a bottom view of the filtrating spike.

In the drawings, the broken lines are for the purpose of illustrating environment only and form no part of the claimed design. 

CLAIM The ornamental design for a filtrating spike, as shown and described. 